. >> reporter: clinton returns for one last time tomorrow to introduce john kerry at his confirmation hearing to be the next secretary of state. a much happier occasion. today was so ferocious at times that one republican senator on the committee later accused clinton of faking her emotion. a sign that her critics may try to make benghazi an issue if clinton does decide to run for president, brian. >> what a day it was on capitol hill. andrea mitchell starting us off from washington. andrea, thanks. >>> all of this brings us to our chief foreign correspondent, richard engel, in the studio. at one point the secretary just kind of waved her hand today to indicate the whole region of the middle east as something we should have our eyes on. as you know, all too well, it's a tinder box. what do you have your eyes on right now? >> in regards to this testimony, i think she was highlighting the problems in north africa. and it really goes down to weapons. when gadhafi was falling, i was there at the time, i had never seen so many weapons in my entire life. and they were just being taken from